SEC Form 4
FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
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 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
1. Name and Address of Reporting Person*
ROBERTS BRYAN E
(Last) (First) (Middle)
C/O VENROCK
3340 HILLVIEW AVENUE
(Street)
PALO ALTO CA 94304
(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
IRONWOOD PHARMACEUTICALS INC [ IRWD ] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
X Director 10% Owner
Officer (give title below) Other (specify below)
3. Date of Earliest Transaction (Month/Day/Year)
09/15/2014
4. If Amendment, Date of Original Filed (Month/Day/Year)
 6. Individual or Joint/Group Filing (Check Applicable Line)
X Form filed by One Reporting Person
Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
Class A Common Stock 09/15/2014 A(1) 198 A $12.59(2) 15,219 D(3)
Class A Common Stock 1,919,704 I By Funds(4)
Class A Common Stock 36,290 I By Funds(5)
Class A Common Stock 32,737 I By LLC(6)
Class A Common Stock 105 I By LLC(7)
Class A Common Stock 88,262 I By Funds(8)
Class A Common Stock 7,483 I By Funds(9)
Class A Common Stock 18,910 I By Funds(10)
Class B Common Stock 40,000 I By LLC(11)
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year) 7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Explanation of Responses:
1. Issued pursuant to Director Compensation Plan.
2. The shares of the Issuer's Class A Common Stock were issued to the reporting person for service as the Issuer's Chair of the Board of Directors for the third quarter of fiscal 2014 in the aggregate amount of $2,493.
3. The reporting person is a member of VR Management, LLC (the "Management Company"). Under an agreement between the reporting person and the Management Company, the reporting person is deemed to hold 198 of the reported shares for the sole benefit of the Management Company (the "Management Company Shares") and must hold or sell these Management Company Shares solely upon the direction of the Management Company. The Management Company may be deemed the indirect beneficial owner of these Management Company Shares, and the reporting person may be deemed the indirect beneficial owner of these Management Company Shares through his interest in the Management Company. The reporting person disclaims beneficial ownership of these Management Company Shares except to the extent of his indirect pecuniary interest therein.
4. Venrock Associates ("VA") holds an aggregate of 1,919,704 shares of Class A Common Stock of the Issuer. The reporting person is a general partner of VA and may be deemed to beneficially own these shares. The reporting person disclaims beneficial ownership of these shares except to the extent of his indirect pecuniary interest therein.
5. Venrock Entrepreneurs Fund, L.P. ("VEF") holds an aggregate of 36,290 shares of Class A Common Stock of the Issuer. Venrock Management, LLC ("VM") is the sole general partner of VEF and may be deemed to beneficially own these shares. Dr. Roberts is a member of VM and may be deemed to beneficially own these shares. Dr. Roberts and VM expressly disclaim beneficial ownership over all shares held by VEF, except to the extent of their indirect pecuniary interests therein.
6. Consists of 32,737 shares of Class A Common Stock of the issuer held by the Management Company. Dr. Roberts is a member of the Management Company and may be deemed to beneficially own these shares. Dr. Roberts disclaims beneficial ownership of these shares except to the extent of his indirect pecuniary interest therein.
7. VM holds an aggregate of 105 shares of Class A Common Stock of the Issuer. Dr. Roberts is a member of VM and may be deemed to beneficially own these shares. Dr. Roberts expressly disclaims beneficial ownership over all shares held by VM, except to the extent of his indirect pecuniary interest therein.
8. Venrock Associates V, L.P. ("VA5") holds an aggregate of 88,262 shares of Class A Common Stock of the Issuer. Venrock Management V, LLC ("VM5") is the sole general partner of VA5 and may be deemed to beneficially own these shares. Dr. Roberts is a member of VM5 and may be deemed to beneficially own these shares. Dr. Roberts and VM5 expressly disclaim beneficial ownership over all shares held by VA5, except to the extent of their indirect pecuniary interests therein.
9. Venrock Partners V, L.P. ("VP5") holds an aggregate of 7,483 shares of Class A Common Stock of the Issuer. Venrock Partners Management V, LLC ("VPM5") is the sole general partner of VP5 and may be deemed to beneficially own these shares. Dr. Roberts is a member of VPM5 and may be deemed to beneficially own these shares. Dr. Roberts and VPM5 expressly disclaim beneficial ownership over all shares held by VP5, except to the extent of their indirect pecuniary interests therein.
10. VHCP Management, LLC ("VHCP Management") holds an aggregate of 18,910 shares of Class A Common Stock of the Issuer. Dr. Roberts is a managing member of VHCP Management and may be deemed to beneficially own these shares. Dr. Roberts expressly disclaims beneficial ownership over these shares except to the extent of his indirect pecuniary interest therein.
11. Consists of 40,000 shares of Class B Common Stock of the issuer held by the Managment Company. Dr. Roberts is a member of the Management Company and may be deemed to beneficially own these shares. Dr. Roberts disclaims beneficial ownership of these shares except to the extent of his indirect pecuniary interest therein.
Remarks:
/s/ Bryan E. Roberts 09/17/2014
** Signature of Reporting Person Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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